Research progress of third-order optical nonlinearity of chalcogenide glasses Project supported by the National Natural Science Foundation of China (Grant No. 61675106), the National Key Research and Development Program of China (Grant No. 2016YFB0303803), and the K C Wong Magna Fund in Ningbo University. |
Plots of the real part of χ(3) of the binary La2S3–Ga2S3 glasses against (a) optical band gap (Eg), and (b) linear refractive index (n0) (Zhou Z H et al. 1998).[ |